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Verify Endpoint

The core endpoint for claim verification.

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Request

Method: POST
URL: https://api.aximur.com/v1/verify
Content-Type: application/json

Headers

Header Required Description
Authorization Yes Bearer YOUR_API_KEY
Content-Type Yes application/json

Request Body

Field Type Required Description
claim string Yes The claim to verify. Must be a single declarative statement. Max 500 characters.
grounding_source string Yes The evidence text to evaluate the claim against. Max 10,000 characters.

Example Request

{
  "claim": "The global average temperature in 2023 was 1.45°C above pre-industrial levels.",
  "grounding_source": "According to the WMO State of the Global Climate 2023 report, the global average temperature in 2023 was 1.45°C above the pre-industrial baseline (1850–1900)."
}

Response

Success: 200 OK

Response Body

Field Type Description
verdict enum SUPPORTED | UNSUPPORTED | UNCERTAIN
confidence number Confidence score 0.0–1.0
reasoning string Human-readable explanation of the verdict
audit_trail array Evidence spans linking claim to source
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Error Responses

Status Code Message
400 invalid_request Malformed JSON, missing required fields, or field length exceeded
401 unauthorized Missing, invalid, or revoked API key
403 subscription_inactive Subscription cancelled, expired, or payment failed
429 rate_limited Rate limit exceeded
500 internal_error Unexpected server error
503 service_unavailable Service temporarily unavailable

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